Added HybridMultiF 3D & 4D

*new constructors for simple noises
*minor bufixes


Former-commit-id: 2f1e9b6b54087e79b3ac52fefc9bbd67fd45c0eb

include/Nazara/Noise/HybridMultifractal2D.hpp

@@ -22,6 +22,9 @@ class NAZARA_API NzHybridMultiFractal2D : public NzAbstract2DNoise, public NzCom
         NzAbstract2DNoise* m_source;
         float m_value;
         float m_remainder;
+        float m_offset;
+        float m_weight;
+        float m_signal;
         nzNoises m_noiseType;
 };